https://www.universiteitleiden.nl/faciliteiten/all-gender-toilet/all-gender-toilet-willem-einthoven
All-gender toilet Willem Einthoven - Universiteit Leiden
Willem Einthoven, Kolffpad 1, 2333 BN, Leiden
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https://www.universiteitleiden.nl/en/facilities/all-gender-toilet/all-gender-toilet-willem-einthoven
All-gender toilet Willem Einthoven - Leiden University
Willem Einthoven, Kolffpad 1, 2333 BN, Leiden
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https://www.invent.org/inductees/willem-einthoven
NIHF Inductee Willem Einthoven Invented the Electrocardiogram
National Inventors Hall of Fame Inductee Willem Einthoeven invented the electrocardiogram to accurately record the electrical activity of the heart.
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https://www.encyclopedia.com/science/encyclopedias-almanacs-transcripts-and-maps/willem-einthoven
Willem Einthoven | Encyclopedia.com
Willem Einthoven1860-1927 Dutch Physiologist Source for information on Willem Einthoven: Science and Its Times: Understanding the Social Significance of...
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https://www.universiteitleiden.nl/locaties/willem-einthoven
Willem Einthoven - Universiteit Leiden
Kolffpad 1, 2333 BN, Leiden
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